- What was the March on Washington?, by Kathleen Krull ; illustrated by Tim Tomkinson
- Sonia Sotomayor, by Kathleen Krull ; interior illustrations by Angela Dominguez
- Mary Todd Lincoln, Kathleen Krull ; interior illustrations by Elizabeth Baddeley
- Frenemies in the family, famous brothers and sisters who butted heads and had each other's backs, written by Kathleen Krull ; illustrated by Maple Lam
- Lives of the athletes, thrills, spills (and what the neighbors thought), by Kathleen Krull ; illustrated by Kathryn Hewitt
- The only woman in the photo, Frances Perkins & her New Deal for America, Kathleen Krull ; illustrated by Alexandra Bye
- One fun day with Lewis Carroll, a celebration of wordplay and a girl named Alice, written by Kathleen Krull ; illustrated by Júlia Sardà
- Women who broke the rules, Sacajawea, by Kathleen Krull ; illustrated by Matt Collins
- Starstruck, the cosmic journey of Neil deGrasse Tyson, by Kathleen Krull and Paul Brewer ; illustrated by Frank Morrison
- Charles Darwin, by Kathleen Krull ; illustrated by Boris Kulikov
- No truth without Ruth, the life of Ruth Bader Ginsburg, by Kathleen Krull ; illustrated by Nancy Zhang
- Women who broke the rules, Dolley Madison, by Kathleen Krull ; interior illustrations by Steve Johnson and Lou Fancher
- What was the Boston Tea Party?, by Kathleen Krull ; illustrated by Lauren Mortimer
- Stay curious!, a brief history of Stephen Hawking, by Kathleen Krull and Paul Brewer ; illustrated by Boris Kulikov
- The Beatles were fab (and they were funny), by Kathleen Krull and Paul Brewer ; illustrated by Stacy Innerst
- Krull, Kathleen, Giants of science
- Walking toward peace, the true story of a brave woman called Peace Pilgrim, Kathleen Krull ; illustrated by Annie Bowler
- Hillary Rodham Clinton, dreams taking flight, Kathleen Krull ; illustrated by Amy June Bates
- Pocahontas, princess of the New World, Kathleen Krull ; pictures by David Diaz
- Coretta Scott King, Kathleen Krull ; interior illustrations by Laura Freeman
- Supermarket, by Kathleen Krull ; illustrated by Melanie Hope Greenberg
- Fly high, John Glenn, the story of an American hero, by Kathleen Krull ; illustrated by Maurizio Quarello
- Krull, Kathleen, Women who broke the rules
- A kids' guide to the American Revolution, Kathleen Krull ; illustrated by Anna DiVito
- Judy Blume, Kathleen Krull ; interior illustrations by David Leonard
- Lincoln tells a joke, how laughter saved the president (and the country), Kathleen Krull & Paul Brewer ; illustrated by Stacy Innerst